http://nmon.sourceforge.net/pmwiki.php
https://www.ibm.com/docs/en/aix/7.1?topic=n-nmon-command

https://en.wikipedia.org/wiki/Nmon

2018
https://blog.sedicomm.com/2018/11/16/nmon-analiz-i-monitoring-proizvoditelnosti-sistemy-linux/
https://voxlink.ru/kb/linux/nmon-utilita-dlya-sistemnogo-administratora/
2017
https://www.techrepublic.com/article/how-to-monitor-your-linux-servers-with-nmon/